425 in words
425
four hundred twenty-five
425 is written four hundred twenty-five.
Ways to write it
- As an ordinal
- four hundred twenty-fifth
- Roman numeral
- CDXXV
- Expanded form
- 400 + 20 + 5
Place value
| Place | Digit | Value |
|---|---|---|
| hundreds | 4 | 400 |
| tens | 2 | 20 |
| ones | 5 | 5 |
Number facts
- Even or odd
- Odd
- Prime or composite
- Composite
- Factors
- 1, 5, 17, 25, 85 and 425 (6 factors)
- First 10 multiples
- 425, 850, 1,275, 1,700, 2,125, 2,550, 2,975, 3,400, 3,825, 4,250
- Square
- 425 × 425 = 180,625
- Square root
- ≈ 20.62
- Sum of the digits
- 4 + 2 + 5 = 11
- Rounded to the nearest 10
- 430
- Rounded to the nearest 100
- 400
- Number before
- 424
- Number after
- 426
- In binary
110101001
Quick check
What number comes just after 425?
Show the answer
426
Is 425 even or odd?
Show the answer
Odd
What is 425 + 10?
Show the answer
435
Practise with a game
Factors, Multiples & Primes
Multiples, factors, prime numbers, square numbers and prime factors.
Roman Numerals
Read and write Roman numerals from I to 3,999.Frequently asked questions
How do you write 425 in words?
425 is written "four hundred twenty-five".
Is 425 a prime number?
No. 425 is a composite number, because it has more than two factors.
What are the factors of 425?
The factors of 425 are 1, 5, 17, 25, 85 and 425.
How do you write 425 in Roman numerals?
425 in Roman numerals is CDXXV.